Home / 3,024.32-4,173.98-1,698.12

Finding the Fourth Proportional to 3,024.32, 4,173.98 and 1,698.12

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Solution

The fourth proportional to 3,024.32, 4,173.98 and 1,698.12 is: 2,343.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,024.32 : 4,173.98 = 1,698.12 : x
  2. Step 2: Convert to fraction form
    3,024.32/4,173.98 = 1,698.12/x
  3. Step 3: Cross multiply
    3,024.32x = 4,173.98 × 1,698.12
  4. Step 4: Simplify right side
    3,024.32x = 7,087,910.43
  5. Step 5: Solve for x
    x = 7,087,910.43/3,024.32
  6. Step 6: Final answer
    x = 2,343.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.